Kategoriak: All - discovery - model - electrons - atoms

arabera Abigail Bosley 14 years ago

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J.J Thomson

In 1897, J.J. Thomson made a groundbreaking scientific discovery by identifying the electron, which significantly advanced the understanding of atomic structure. He proposed that atoms are not indivisible as previously thought but consist of smaller components.

J.J Thomson

1897

Plum Pudding Model Thomson said he discovered the electron. This meant that atoms have some sort of structure He found that the negatively charged electrons were scattered throughout a cloud of positive charge He compared this to the plums in plum pudding.

Began the overall scientific look at the atom and its components

J.J Thomson

Key Terminology

Atoms
Pudding
Plum
Electrons

Picture

Timeline Influence

Discovery

Date of Discovery